<template>
  <div>这个是关于页面</div>
</template>

<script setup lang="ts">
import { onMounted, onUnmounted } from "vue";

onMounted(() => {
  console.log("about组件被挂载了");
});

onUnmounted(() => {
  console.log("about组件被卸载了");
});
</script>

<style scoped></style>
